Younger Generations Age Faster Biologically, Study Finds
A new study reveals that millennials and Gen Z are experiencing accelerated biological aging compared to previous generations, raising concerns over rising early‑onset cancers.
A recent study published in the journal Nature shows that people born in the last few decades are biologically older than their parents were at the same age. Researchers used DNA‑methylation clocks to measure epigenetic age and found a significant acceleration in younger cohorts.
Details
- Epigenetic age, a marker of cellular aging, is higher in millennials and Gen Z than in older generations.
- The study linked faster biological aging to an increased risk of early‑onset cancers such as colorectal, breast and prostate.
- Potential drivers include lifestyle factors, environmental exposures and chronic stress.
- Researchers suggest that public health strategies should adapt to this shift in aging patterns.
Quotes
The research was reported by Nature and corroborated by findings from WashU Medicine and other health outlets. While the study does not include direct quotations, it cites peer‑reviewed data indicating a measurable rise in biological age among younger adults.
Background
Biological aging is assessed through epigenetic clocks that track DNA methylation changes over time. Previous studies have shown that these clocks can predict age‑related diseases. The current research builds on this framework, comparing cohorts across decades to identify generational shifts.
Conclusion
Accelerated biological aging in younger people could explain the growing incidence of early‑onset cancers. Health authorities may need to revise screening guidelines and promote preventive measures tailored to these emerging risks. Further research will clarify the underlying causes and potential interventions.
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